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Mirrors > Home > MPE Home > Th. List > nfel2 | Structured version Visualization version GIF version |
Description: Hypothesis builder for elementhood, special case. (Contributed by Mario Carneiro, 10-Oct-2016.) |
Ref | Expression |
---|---|
nfeq2.1 | ⊢ Ⅎ𝑥𝐵 |
Ref | Expression |
---|---|
nfel2 | ⊢ Ⅎ𝑥 𝐴 ∈ 𝐵 |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | nfcv 2751 | . 2 ⊢ Ⅎ𝑥𝐴 | |
2 | nfeq2.1 | . 2 ⊢ Ⅎ𝑥𝐵 | |
3 | 1, 2 | nfel 2763 | 1 ⊢ Ⅎ𝑥 𝐴 ∈ 𝐵 |
Colors of variables: wff setvar class |
Syntax hints: Ⅎwnf 1699 ∈ wcel 1977 Ⅎwnfc 2738 |
This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1713 ax-4 1728 ax-5 1827 ax-6 1875 ax-7 1922 ax-10 2006 ax-11 2021 ax-12 2034 ax-ext 2590 |
This theorem depends on definitions: df-bi 196 df-or 384 df-an 385 df-tru 1478 df-ex 1696 df-nf 1701 df-cleq 2603 df-clel 2606 df-nfc 2740 |
This theorem is referenced by: elabgt 3316 opelopabsb 4910 eliunxp 5181 opeliunxp2 5182 tz6.12f 6122 riotaxfrd 6541 0neqopab 6596 opeliunxp2f 7223 cbvixp 7811 boxcutc 7837 ixpiunwdom 8379 rankidb 8546 rankuni2b 8599 acni2 8752 ac6c4 9186 iundom2g 9241 tskuni 9484 gsumcom2 18197 gsummatr01lem4 20283 ptclsg 21228 cnextfvval 21679 prdsdsf 21982 nnindf 28952 bnj1463 30377 ptrest 32578 sdclem1 32709 binomcxplemnotnn0 37577 stoweidlem26 38919 stoweidlem36 38929 stoweidlem46 38939 stoweidlem51 38944 eliunxp2 41905 setrec1 42237 |
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